Question

How are organic sedimentary rocks different from other sedimentary rocks

Answer 1

Difference between organic sedimentary rocks and other sedimentary rocks:

Organic sedimentary rocks:

• They are formed form the wastes of animal, plants and other living organisms.
• Coal, demolites,Coral reefsetc are the examples.
• These are rich in carbon.
• They form in the area where there are low amount of oxygen exists.

Other sedimentary rocks:

• These are formed from the formation of precipitation of dissolved materials or from the mechanical weathering.
• Breccia, sandastone,shale,etc are the examples.
• These are rich in calcium.
• They can form anywhere.